Lamarr is originally from Sweetgrass First Nation. He grew up on the reserve until he left to attend University.
Lamarr is a presenter of Traditional Games and has presented all over the province, eastern Canada, Brasil and New Zealand. He attends ceremonies and participates in cultural celebrations like powwows where he dances Old Style Grass Dance.
Lamarr has contributed to knowledge sharing with Saskatchewan Indigenous Cultural Centre (SICC), and other tribal councils and is currently teaching land based learning at Kakisiwew School on Ochapowace First Nation.